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authorRichard Levitte <levitte@openssl.org>2016-09-28 23:39:18 +0200
committerRichard Levitte <levitte@openssl.org>2016-10-19 17:44:08 +0200
commitdd1abd4462e4e4fa84b8f8de2ec70375f9b0e191 (patch)
tree66ed9bf5494cf999e57f754b5fa43ccd51ffc36e /apps/verify.c
parente972273194303e15f8dd7ce69dbcfa27cc024e9f (diff)
If an engine comes up explicitely, it must also come down explicitely
In apps/apps.c, one can set up an engine with setup_engine(). However, we freed the structural reference immediately, which means that for engines that don't already have a structural reference somewhere else (because it's a built in engine), we end up returning an invalid reference. Instead, the function release_engine() is added, and called at the end of the routines that call setup_engine(). Reviewed-by: Rich Salz <rsalz@openssl.org> (Merged from https://github.com/openssl/openssl/pull/1643)
Diffstat (limited to 'apps/verify.c')
-rw-r--r--apps/verify.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/apps/verify.c b/apps/verify.c
index a8a6209a1b..bd8349a508 100644
--- a/apps/verify.c
+++ b/apps/verify.c
@@ -60,6 +60,7 @@ const OPTIONS verify_options[] = {
int verify_main(int argc, char **argv)
{
+ ENGINE *e = NULL;
STACK_OF(X509) *untrusted = NULL, *trusted = NULL;
STACK_OF(X509_CRL) *crls = NULL;
X509_STORE *store = NULL;
@@ -140,7 +141,7 @@ int verify_main(int argc, char **argv)
crl_download = 1;
break;
case OPT_ENGINE:
- if (setup_engine(opt_arg(), 0) == NULL) {
+ if ((e = setup_engine(opt_arg(), 0)) == NULL) {
/* Failure message already displayed */
goto end;
}
@@ -191,6 +192,7 @@ int verify_main(int argc, char **argv)
sk_X509_pop_free(untrusted, X509_free);
sk_X509_pop_free(trusted, X509_free);
sk_X509_CRL_pop_free(crls, X509_CRL_free);
+ release_engine(e);
return (ret < 0 ? 2 : ret);
}